Mathematics, 10.03.2020 08:22 leonthegreat24
Scores on the SAT verbal test in recent years follow approximately the N(515, 109) distribution.
The proportion of students scoring between 460 and 550 is closest to
A. 0.317.
B. 0.309.
C. 0.626.
D. 0.681.
Answers: 2
Mathematics, 21.06.2019 19:30, SMURFETTE86
Identify the number 127 as a rational or irrational. explain
Answers: 2
Mathematics, 21.06.2019 23:00, freebyyy7032
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
Scores on the SAT verbal test in recent years follow approximately the N(515, 109) distribution.
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